/usr/share/php/Zend/EventManager/StaticEventManager.php is in php-zend-eventmanager 2.3.3-1.
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/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\EventManager;
/**
* Static version of EventManager
*/
class StaticEventManager extends SharedEventManager
{
/**
* @var StaticEventManager
*/
protected static $instance;
/**
* Singleton
*/
protected function __construct()
{
}
/**
* Singleton
*
* @return void
*/
private function __clone()
{
}
/**
* Retrieve instance
*
* @return StaticEventManager
*/
public static function getInstance()
{
if (null === static::$instance) {
static::setInstance(new static());
}
return static::$instance;
}
/**
* Set the singleton to a specific SharedEventManagerInterface instance
*
* @param SharedEventManagerInterface $instance
* @return void
*/
public static function setInstance(SharedEventManagerInterface $instance)
{
static::$instance = $instance;
}
/**
* Is a singleton instance defined?
*
* @return bool
*/
public static function hasInstance()
{
return (static::$instance instanceof SharedEventManagerInterface);
}
/**
* Reset the singleton instance
*
* @return void
*/
public static function resetInstance()
{
static::$instance = null;
}
}
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